To defog inside windshield
1. Select desired fan speed.
2. Select desired temperature.
3. Press the defroster button ().
4. The outside (fresh) air position will be selected automatically.
If the outside (fresh) air position is not selected automatically, adjust the corresponding button manually.
If the position is selected, lower fan speed is adjusted to a higher fan speed.
To defrost outside windshield
1. Set the fan speed to the highest (extreme right) position.
2. Set the temperature to the extreme hot (HI) position.
3. Press the defroster button ().
4. The outside (fresh) air position will be selected automatically.
If the position is selected, lower fan speed is adjusted to a higher fan speed.
Hyundai Sonata LF 2014-2019 Owners Manual: Sliding the sunroof
Pressing the sunroof control lever backward or forward momentarily to the second
detent position completely opens or closes the sunroof even when the switch is released.
To stop the sunroof at the desired position while the sunroof is in operation, press
the sunroof control lever backward or forw ...
Hyundai Sonata LF 2014-2019 Service Manual: Troubleshooting
Troubleshooting
Problem Symptoms Table
Use the table below to help you find the cause of the
problem. The numbers indicate the priority of the like cause of the
problem. Check each part in order.
If necessary, replace these parts.
SymptomSuspect AreaReferenceLower pedal or spongy pedal ...